Lincoln Service Parts 1 › Lincoln Electric 9SM12750-12 AUX TRANSFORMER ASBLY AC-1500 M12750-12 Lincoln Electric 9SM12750-12 AUX TRANSFORMER ASBLY AC-1500 M12750-12 Sale Price: $1,985.86 Original Price: $2,283.74 AUX TRANSFORMER ASBLY AC-1500 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! AUX TRANSFORMER ASBLY AC-1500 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1